Service difficulty report · Indicator · Boeing 7378H4

Difficulty date
December 1, 2021
Submitted
December 1, 2021
Operation
Air carrier
Aircraft
N8575Z
Make and model
Boeing 7378H4
Aircraft serial
63589
Aircraft time
11,438 hours, 5,451 cycles
Part
Indicator
Condition
Out Of Tolerance
Location
Te Flap Sys
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FLAPS WOULD NOT EXTEND BEYOND FLAPS 10 PREFORMED ALTERNATE FLAPS EXTENSION + FLAPS 15 FOR LANDING ; / [01] PREFORMED FSEU BITE IAW FIM 27-51 TASK 801 AND PSEU BITE IAW FIM 32-09 TASK 801 NO FAULTS OR FAULT HISTORY FOUND. PREFORMED TRAILING EDGE LOAD RELIEF TEST IAW FIM 27-51 TASK 803 AND FLAP TRAILING EDGE PRIMARY CONTROL OPERATION/LOCKOUT IAW FIM 27-51 TASK 836 NO FAULTS FOUND <BR>PREFORMED FLAP SKEW DETECT SYSTEM FUNCTION TEST IAW AMM 27-59-00. FUND SKEW SENSOR #1 AND #8 OUT OF RANGE IN POS 15. ADJUSTED #1 SENSOR PER AMM 27-59-00. OPS CHECK GOOD. CHECKED FLAP TRANSMISSION FLUID ON ALL FLAPS IWA AMM 12-22-51. ALL LEVELS GOOD.; [02] PREFORMED FLAP TRAILING EDGE DRIVE SYSTEM INSPECTION IAW AMM 27-51-00 NO DEFECTS FOUND. REPLACED FLAP POS INDICATOR IAW AMM 27-58-02. OPS CHECK GOOD.

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